71977072

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{2543}}^1$

素因数の和:2641

約数の個数: 40

約数和(自身を含む): 146687040

約数和(自身を除く): 74709968

約数列:

[1, 2, 4, 8, 16, 29, 58, 61, 116, 122, 232, 244, 464, 488, 976, 1769, 2543, 3538, 5086, 7076, 10172, 14152, 20344, 28304, 40688, 73747, 147494, 155123, 294988, 310246, 589976, 620492, 1179952, 1240984, 2481968, 4498567, 8997134, 17994268, 35988536, 71977072]

約数ペア:

[(1, 71977072), (2, 35988536), (4, 17994268), (8, 8997134), (16, 4498567), (29, 2481968), (58, 1240984), (61, 1179952), (116, 620492), (122, 589976), (232, 310246), (244, 294988), (464, 155123), (488, 147494), (976, 73747), (1769, 40688), (2543, 28304), (3538, 20344), (5086, 14152), (7076, 10172)]